3.5 nong dan
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input = 8
if input == 1 :
print ('Jan 31')
if input == 2 :
print ('Feb 28')
if input == 3 :
print ( 'March 31')
if input == 4 :
print ('Apr 30')
if input == 5 :
print ('May 31')
if input == 6 :
print ( 'June 30')
if input == 7 :
print ('July 31')
if input == 8 :
print ( 'Aug 31')
if input == 9 :
print ( ' Sep 30')
if input == 10 :
print ('Oct 31')
if input == 11 :
print ( 'Nov 30')
if input == 12 :
print ( ' Dec 31')
Python
INFO